Difference between revisions of "DSP Services"
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| Line 5: | Line 5: | ||
! Command Header | ! Command Header | ||
! Description | ! Description | ||
| + | |- | ||
| + | | 0x00010040 | ||
| + | | RecvData | ||
| + | |- | ||
| + | | 0x00020040 | ||
| + | | RecvDataIsReady | ||
| + | |- | ||
| + | | 0x00070040 | ||
| + | | SetSemaphore | ||
| + | |- | ||
| + | | 0x000C0040 | ||
| + | | ConvertProcessAddressFromDspDram | ||
| + | |- | ||
| + | | 0x000D0082 | ||
| + | | WriteProcessPipe | ||
| + | |- | ||
| + | | 0x001000C0 | ||
| + | | ReadPipeIfPossible | ||
|- | |- | ||
| 0x001100C2 | | 0x001100C2 | ||
| − | | | + | | LoadComponent. This requires RSA-signed DSP firmware specified via the input buffer for this command, the firmware data is eventually written to DSPmem+0(0x1FF00000). |
|- | |- | ||
| 0x00120000 | | 0x00120000 | ||
| − | | | + | | UnloadComponent |
|- | |- | ||
| 0x00130082 | | 0x00130082 | ||
| − | | | + | | FlushDataCache (The buffer must be located in the 0x14000000 region) |
| | | | ||
|- | |- | ||
| Line 20: | Line 38: | ||
|- | |- | ||
| 0x00150082 | | 0x00150082 | ||
| − | | (param0, param1, 0, eventhandle) | + | | RegisterInterruptEvents(param0, param1, 0, eventhandle) |
|- | |- | ||
| 0x00160000 | | 0x00160000 | ||
| − | | | + | | GetSemaphoreEventHandle |
|- | |- | ||
| 0x00170040 | | 0x00170040 | ||
| − | | | + | | SetSemaphoreMask |
|- | |- | ||
| 0x00180040 | | 0x00180040 | ||
Revision as of 15:35, 14 April 2014
DSP service "dsp::DSP"
| Command Header | Description | |
|---|---|---|
| 0x00010040 | RecvData | |
| 0x00020040 | RecvDataIsReady | |
| 0x00070040 | SetSemaphore | |
| 0x000C0040 | ConvertProcessAddressFromDspDram | |
| 0x000D0082 | WriteProcessPipe | |
| 0x001000C0 | ReadPipeIfPossible | |
| 0x001100C2 | LoadComponent. This requires RSA-signed DSP firmware specified via the input buffer for this command, the firmware data is eventually written to DSPmem+0(0x1FF00000). | |
| 0x00120000 | UnloadComponent | |
| 0x00130082 | FlushDataCache (The buffer must be located in the 0x14000000 region) | |
| 0x00140082 | InvalidateDCache (The buffer must be located in either the 0x14000000 region, or the DSP memory region) | |
| 0x00150082 | RegisterInterruptEvents(param0, param1, 0, eventhandle) | |
| 0x00160000 | GetSemaphoreEventHandle | |
| 0x00170040 | SetSemaphoreMask | |
| 0x00180040 | ||
| 0x00190040 |
This is the main service for playing audio. The CSND service can be used for playing audio as well, however most processes use this DSP service for playing audio. The DSP and CSND hardware can play audio simultaneously.